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1#!/bin/bash -eu
2
3set -o pipefail
4
5HARDWIRED_MOCK_TOP=
6# Uncomment this to be able to view the source tree after a test is run
7# HARDWIRED_MOCK_TOP=/tmp/td
8
9REAL_TOP="$(readlink -f "$(dirname "$0")"/../../..)"
10
11if [[ ! -z "$HARDWIRED_MOCK_TOP" ]]; then
12  MOCK_TOP="$HARDWIRED_MOCK_TOP"
13else
14  MOCK_TOP=$(mktemp -t -d st.XXXXX)
15  trap cleanup_mock_top EXIT
16fi
17
18WARMED_UP_MOCK_TOP=$(mktemp -t soong_integration_tests_warmup.XXXXXX.tar.gz)
19trap 'rm -f "$WARMED_UP_MOCK_TOP"' EXIT
20
21function warmup_mock_top {
22  info "Warming up mock top ..."
23  info "Mock top warmup archive: $WARMED_UP_MOCK_TOP"
24  cleanup_mock_top
25  mkdir -p "$MOCK_TOP"
26  cd "$MOCK_TOP"
27
28  create_mock_soong
29  run_soong
30  tar czf "$WARMED_UP_MOCK_TOP" *
31}
32
33function cleanup_mock_top {
34  cd /
35  rm -fr "$MOCK_TOP"
36}
37
38function info {
39  echo -e "\e[92;1m[TEST HARNESS INFO]\e[0m" $*
40}
41
42function fail {
43  echo -e "\e[91;1mFAILED:\e[0m" $*
44  exit 1
45}
46
47function copy_directory() {
48  local dir="$1"
49  local parent="$(dirname "$dir")"
50
51  mkdir -p "$MOCK_TOP/$parent"
52  cp -R "$REAL_TOP/$dir" "$MOCK_TOP/$parent"
53}
54
55function symlink_file() {
56  local file="$1"
57
58  mkdir -p "$MOCK_TOP/$(dirname "$file")"
59  ln -s "$REAL_TOP/$file" "$MOCK_TOP/$file"
60}
61
62function symlink_directory() {
63  local dir="$1"
64
65  mkdir -p "$MOCK_TOP/$dir"
66  # We need to symlink the contents of the directory individually instead of
67  # using one symlink for the whole directory because finder.go doesn't follow
68  # symlinks when looking for Android.bp files
69  for i in $(ls "$REAL_TOP/$dir"); do
70    local target="$MOCK_TOP/$dir/$i"
71    local source="$REAL_TOP/$dir/$i"
72
73    if [[ -e "$target" ]]; then
74      if [[ ! -d "$source" || ! -d "$target" ]]; then
75        fail "Trying to symlink $dir twice"
76      fi
77    else
78      ln -s "$REAL_TOP/$dir/$i" "$MOCK_TOP/$dir/$i";
79    fi
80  done
81}
82
83function create_mock_soong {
84  copy_directory build/blueprint
85  copy_directory build/soong
86  copy_directory build/make/tools/rbcrun
87
88  symlink_directory prebuilts/go
89  symlink_directory prebuilts/build-tools
90  symlink_directory prebuilts/clang/host
91  symlink_directory external/go-cmp
92  symlink_directory external/golang-protobuf
93  symlink_directory external/starlark-go
94
95  touch "$MOCK_TOP/Android.bp"
96}
97
98function setup() {
99  cleanup_mock_top
100  mkdir -p "$MOCK_TOP"
101
102  echo
103  echo ----------------------------------------------------------------------------
104  info "Running test case \e[96;1m${FUNCNAME[1]}\e[0m"
105  cd "$MOCK_TOP"
106
107  tar xzf "$WARMED_UP_MOCK_TOP"
108}
109
110function run_soong() {
111  build/soong/soong_ui.bash --make-mode --skip-ninja --skip-config --soong-only --skip-soong-tests "$@"
112}
113
114function create_mock_bazel() {
115  copy_directory build/bazel
116
117  symlink_directory prebuilts/bazel
118  symlink_directory prebuilts/jdk
119  symlink_directory external/bazel-skylib
120
121  symlink_file WORKSPACE
122  symlink_file BUILD
123  symlink_file tools/bazel
124}
125
126run_bazel() {
127  tools/bazel "$@"
128}
129
130run_ninja() {
131  build/soong/soong_ui.bash --make-mode --skip-config --soong-only --skip-soong-tests "$@"
132}
133
134info "Starting Soong integration test suite $(basename $0)"
135info "Mock top: $MOCK_TOP"
136
137
138export ALLOW_MISSING_DEPENDENCIES=true
139warmup_mock_top
140